Finding the Fourth Proportional to 1,397,817.56, 2,096,492.76 and 387,041.68
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Solution
The fourth proportional to 1,397,817.56, 2,096,492.76 and 387,041.68 is: 580,497.85
Step by Step Solution
- Step 1: Write the proportion equation
1,397,817.56 : 2,096,492.76 = 387,041.68 : x - Step 2: Convert to fraction form
1,397,817.56/2,096,492.76 = 387,041.68/x - Step 3: Cross multiply
1,397,817.56x = 2,096,492.76 × 387,041.68 - Step 4: Simplify right side
1,397,817.56x = 811,430,090,088.05 - Step 5: Solve for x
x = 811,430,090,088.05/1,397,817.56 - Step 6: Final answer
x = 580,497.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.